#constraint-solving CTF challenges
12 CTF challenges using constraint-solving from 11 CTFs (2020–2026), 12 with writeups. Mostly Reverse (83%).
Reverse · 10 Pwn · 1 Crypto · 1
Often combined with
#z3 4 #reversing 3 #lisp 1 #z3-solver 1 #matrix 1 #java-reversing 1 #base64 1
Challenges
Filter and sort these in the challenge browser →
| Challenge | CTF | Weight | Category | Has |
|---|---|---|---|---|
| Classic_Checkers | BlueHens 2023 | 24.61 | Reverse | files wu 3 |
| Random_Maze | UofTCTF 2024 | 23.90 | Reverse | files wu 2 |
| EXCELlent | hxp 2020 | 94.00 | Reverse | files wu 2 |
| Recovery | vsCTF 2022 | 23.32 | Crypto | files wu 2 |
| Magical_Mystery_Club | COMPFEST 2021 | – | Reverse | files wu 1 |
| CEOs_Lost_Password | UofTCTF 2024 | 23.90 | Reverse | files wu 1 |
| WednesdayThursdayFriday | VishwaCTF 2023 | 22.69 | Reverse | files wu 1 |
| Hercules | DCTF 2021 | – | Reverse | files wu 1 |
| Untitled_Encore | SekaiCTF 2026 | 79.25 | Reverse | files wu 1 |
| Build_A_Flag_Workshop | SunshineCTF 2024 | 38.57 | Reverse | files wu 1 |
| drum_machine | LakeCTF 2025 Quals | – | Reverse | files wu 1 |
| HeckerBeluga | Engineer 2022 | 22.65 | Pwn | files wu 1 |